CALGARY, Alberta, Oct. 05, 2026 (GLOBE NEWSWIRE) — Athabasca Oil Corporation (TSX: ATH) (“Athabasca” or the “Company”) is pleased to announce that it has entered into a definitive arrangement agreement (the “Agreement”) with Cenovus Energy Inc. (“Cenovus”), pursuant to which Cenovus will acquire all of the issued and outstanding common shares of Athabasca (the “Athabasca Shares”) for $12.00 per Athabasca Share (the “Purchase Price”) in a cash-and-share transaction (the “Transaction”). The Transaction implies an equity value for Athabasca of approximately $5.8 billion and is expected to close in December 2026.